Home / 454,051,049.81-626,590,428.09-245,207,174

Finding the Fourth Proportional to 454,051,049.81, 626,590,428.09 and 245,207,174

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Solution

The fourth proportional to 454,051,049.81, 626,590,428.09 and 245,207,174 is: 338,385,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,051,049.81 : 626,590,428.09 = 245,207,174 : x
  2. Step 2: Convert to fraction form
    454,051,049.81/626,590,428.09 = 245,207,174/x
  3. Step 3: Cross multiply
    454,051,049.81x = 626,590,428.09 × 245,207,174
  4. Step 4: Simplify right side
    454,051,049.81x = 153,644,468,127,399,136
  5. Step 5: Solve for x
    x = 153,644,468,127,399,136/454,051,049.81
  6. Step 6: Final answer
    x = 338,385,888.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.